“空气定压比热容的测定”实验数据

序号I(mA)U(V)t1(℃)t2(℃）Q(kJ/s)Qw(kJ/s)Cp/(kJ/kg*℃) 11809021640.016200.0002472760.885426198 222011021790.024200.0003336100.982075117 325013021980.032500.0004429670.993615991 4295150211240.044250.000592613 1.011594564

（t1+t2）/2(℃)

42.5

50.0

59.5

72.5